225136026 has 24 divisors (see below), whose sum is σ = 488382804. Its totient is φ = 74954880.

The previous prime is 225136007. The next prime is 225136027. The reversal of 225136026 is 620631522.

225136026 is a `hidden beast` number, since 2 + 2 + 51 + 3 + 602 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 219010401 + 6125625 = 14799^2 + 2475^2 .

It is not an unprimeable number, because it can be changed into a prime (225136027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8760 + ... + 22956.

Almost surely, 2^225136026 is an apocalyptic number.

225136026 is an abundant number, since it is smaller than the sum of its proper divisors (263246778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225136026 is a wasteful number, since it uses less digits than its factorization.

225136026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15086 (or 15083 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 225136026 is about 15004.5335149081. The cubic root of 225136026 is about 608.3427434002.

Adding to 225136026 its reverse (620631522), we get a palindrome (845767548).

The spelling of 225136026 in words is "two hundred twenty-five million, one hundred thirty-six thousand, twenty-six".